Wrench



FIG. 1 is a perspective view of a wrench;

FIG. 2 is a front view of the wrench of FIG. 1;

FIG. 3 is a left side view of the wrench of FIG. 1;

FIG. 4 is a top view of the wrench of FIG. 1; and,

FIG. 5 is a bottom view of the wrench of FIG. 1.

The broken lines illustrate portions of the article and form no part of the claimed design. 

CLAIM The ornamental design for a wrench, as shown and described. 